Audi A4 Exhaust Systems
- AERO Exhaust®Turbine Series Performance Exhaust MufflersTurbine Series Performance Exhaust Mufflers by AERO Exhaust®. The AERO Exhaust Turbine Series performance muffler designed to eliminate restriction in a diesels exhaust system while dampening the exhaust tone. The Turbine Series muffler...Patented Airfoil Cone Technology100% 304 Stainless Steel$149.99 - $159.99
- AP Exhaust®Catalytic ConverterCatalytic Converter by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not based on vehicle age or use but instead on an...Provides professional installer with immediate installation optionsSpecifically engineered for OBDII equipped vehicles$80.78 - $1,065.65
- BRExhaust®Direct-Fit Series™ Exhaust KitDirect-Fit Series™ Exhaust Kit by BRExhaust®. Bolt-on installation. May require basic automotive knowledge for proper installation and professional installation is always recommended. Get confidence with this high-standard OE quality...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$115.00 - $1,318.00
- iD Select®Standard Universal Fit Catalytic ConverterStandard Universal Fit Catalytic Converter by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function...Direct OEM replacement for your malfunctioning exhaust partMade to deliver the ultimate in quality, reliability, and value$13.88 - $202.97
- AP Exhaust®Replacement Exhaust KitReplacement Exhaust Kit by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not based on vehicle age or use but instead on an...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$8.93 - $3,719.88
- AWE Tuning®Track Edition™ Exhaust SystemsTrack Edition™ Exhaust Systems by AWE Tuning®. Sophisticated sound and impressive performance. Featuring a straight-through design, the Track Edition Exhaust revamps the attitude entirely, providing a more pronounced, aggressive tone...$495.00 - $3,095.00
- J2 Engineering®Exhaust SystemsExhaust Systems by J2 Engineering®. Maximize your horsepower output and torque with J2 Engineering. Designed to ensure an efficient path for exhaust gases to escape, this product will give you an increase in performance and power you...$60.00 - $784.00
- BRExhaust®Exhaust MufflerExhaust Muffler by BRExhaust®. This product is constructed by one of the leading OE suppliers to provide OE-style performance and maintain a factory-like sound. The direct-fit configuration allows for easy, bolt-on installation with no...Aluminized steel construction for maximum durabilityOne Piece interior to end cap construction to reduce flex and stand up to vehicle vibration$24.95 - $592.04
- CATCO®Direct Fit Catalytic ConvertersDirect Fit Catalytic Converters by CATCO®. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the competition. It delivers unparalleled performance and...Packed with the latest technological advancementsWill surpass your expectations for performance$135.02 - $983.12
- TruParts®Exhaust System HangerExhaust System Hanger by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with rigorous industry standards,...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$0.32 - $54.19
- CATCO®Universal Fit Catalytic ConvertersUniversal Fit Catalytic Converters by CATCO®. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the competition. It delivers unparalleled performance and...Packed with the latest technological advancementsWill surpass your expectations for performance$59.23 - $661.41
- Eastern Catalytic®ECO III Direct Fit Converter and Pipe AssemblyECO III Direct Fit Converter and Pipe Assembly by Eastern Catalytic®. If you need to replace your failed or damaged catalytic converter, this product is the right choice. Designed specifically for your vehicle, this catalytic converter...Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor$183.26 - $1,176.65
- TruParts®Exhaust Muffler AssemblyExhaust Muffler Assembly by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with rigorous industry...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$2.74 - $1,581.15
- Davico®Universal Fit Catalytic ConverterUniversal Fit Catalytic Converter by Davico®. This Universal fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat fails to perform its job, replacement is...Helps your vehicle emit harmless gasesDirect OEM replacement$122.58 - $1,656.71
- BRExhaust®Catalytic Converter and Pipe AssemblyCatalytic Converter and Pipe Assembly by BRExhaust®. If you're in need of a replacement catalytic converter, you can't do better than BRExhaust. They're a leading supplier to vehicle manufacturers and use advanced manufacturing...Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases$173.84 - $1,511.07
- Eastern Catalytic®Converter and Pipe AssemblyConverter and Pipe Assembly by Eastern Catalytic®. If you need to replace your failed or damaged catalytic converter, this product is the right choice. Designed specifically for your vehicle, this catalytic converter is a great...Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor$101.65 - $931.17
- Eastern Catalytic®Direct Fit Catalytic ConverterDirect Fit Catalytic Converter by Eastern Catalytic®. If you need to replace your failed or damaged catalytic converter, this product is the right choice. Designed specifically for your vehicle, this catalytic converter is a great...Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor$135.43 - $1,072.26
- Eastern Catalytic®ECO II Direct Fit Converter and Pipe AssemblyECO II Direct Fit Converter and Pipe Assembly by Eastern Catalytic®. If you need to replace your failed or damaged catalytic converter, this product is the right choice. Designed specifically for your vehicle, this catalytic converter...Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor$206.96 - $1,113.04
- BRExhaust®Replacement Exhaust KitReplacement Exhaust Kit by BRExhaust®. Get confidence with this high-standard OE quality purchase which is perfect for those who want to perform a long-lasting exhaust system repair. Made from top-notch materials, this dependable...Superior replacement for your worn out exhaust partHelps put your vehicle back to its tip-top shape$4.20 - $1,095.82
- MagnaFlow®Touring Series Exhaust SystemsTouring Series Exhaust Systems by MagnaFlow®. The Touring Series exhaust systems are tuned for everyday driving, with a deep and mellow exhaust note of true performance character but at a decibel level and tone that does not get tiring...Moderate SoundDelivers More Horsepower$659.00 - $2,312.00
- iD Select®ECO II Direct Fit Catalytic ConverterECO II Direct Fit Catalytic Converter by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as...Direct OEM replacement for your malfunctioning exhaust partMade to deliver the ultimate in quality, reliability, and value$163.89 - $688.13
- AP Exhaust®608 Series Universal Fit Catalytic Converters608 Series Universal Fit Catalytic Converters by AP Exhaust®. Three-Way No / Air OBDII by designed US-EPA Compliant catalytic converters are efficient at the oxidation of HC’s and CO, and very efficient at the reduction of NOx,...A multitude of Universal converter bodies provided for maximum coverageProvides professional installer with immediate installation options$137.74 - $368.55
- CATCO®Select Plus Tech Series Universal Fit Catalytic ConvertersSelect Plus Tech Series Universal Fit Catalytic Converters by CATCO®. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the competition. It delivers...Packed with the latest technological advancementsWill surpass your expectations for performance$278.92 - $515.96
- Walker®Ultra™ Catalytic ConvertersUltra™ Catalytic Converters by Walker®. Walker offers complete coverage: direct-fit mufflers, converters, pipes, resonators and accessories. Walker is an OE supplier to many major nameplate vehicle manufacturers. Trust Walker, an...Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields$62.19 - $535.99
- BRExhaust®Catalytic ConverterCatalytic Converter by BRExhaust®. BRExhaust has a comprehensive range of more than 1,000 petrol and diesel catalytic converters, including the latest Euro 4 type-approved units. Manufactured in TUV-certified plants using the latest...Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases$127.22 - $929.13
- DIY Solutions®Catalytic Converter and Pipe AssemblyCatalytic Converter and Pipe Assembly by DIY Solutions®. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out for. When it comes to...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$299.83 - $1,064.83
- Eastern Catalytic®Universal Fit Catalytic ConverterUniversal Fit Catalytic Converter by Eastern Catalytic®. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you definitely need a new one, and this product is the way to go. Made of stainless...Converts harmful engine emissions to less dangerous gases and water vaporAdvanced design for maximum engine output$105.33 - $689.93
- DEC®Catalytic ConverterCatalytic Converter by DEC®. Pick out a catalytic converter by DEC and get your emissions back into check without worrying about feature again. These catalytic converters are made from a heavy duty stainless steel outer shell which is...Direct fitMade from a heavy duty stainless steel outer shell$214.59 - $1,821.63
- DEC®Catalytic Converter and Pipe AssemblyCatalytic Converter and Pipe Assembly by DEC®. Pick out a catalytic converter by DEC and get your emissions back into check without worrying about feature again. These catalytic converters are made from a heavy duty stainless steel...Direct fitMade from a heavy duty stainless steel outer shell$233.09 - $3,549.35
- Banks®TorqueTube™ Exhaust Manifold SystemTorqueTube™ Exhaust Manifold System by Banks®. Cast OEM exhaust manifolds just are too restrictive. Replacing them with Banks Torque Tubes will substantially reduce the backpressure where it counts, right at the exhaust ports. Instead...Shorty style fits in stock engine bayImproves power, reduces fuel consumption$569.00 - $1,359.00
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There are four reasons why you have to pay special attention to your exhaust system. The first one is reduction of your vehicle's performance. The combustion gases won't leave the engine quickly and will prevent the effective operation of your engine. The second reason is that the gas mileage will be reduced too. The next thing is that you put yourself and your passengers in a danger of breathing the poisonous air if your exhaust doesn't operate in a proper way. Finally, if your catalytic converter doesn't function in a proper way, the pollution caused to the environment by your A4 will be increased.
Every driver has to check their exhaust system from time to time in order to be sure that all of its components are in perfect condition. Whether you need a new manifold or a catalytic converter, don't hurry away and browse through our inventory of Audi exhaust parts. Our team gathered the finest items under one roof to provide you with every single option available for your road warrior. In conclusion, never forget that all the units are engineered for a particular engine, and their length, diameter, and so on can vary. We made our best to handpick the products made especially for your four-wheel friend.